//
// $Id$
-#ifdef HAVE_CONFIG_H\r
-# include <config.h>\r
-#endif\r
-\r
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
#include <simgear/compiler.h>
#include <math.h>
#include <cstdlib>
#include <vector>
-using std::vector;
#include <simgear/debug/logstream.hxx>
#include <simgear/math/SGLimits.hxx>
#include "osgDB/Registry"
#endif
+using std::vector;
+
// Originally written by Alex Perry.
double
fgGetLowPass (double current, double target, double timeratio)
return current;
}
-
-string
-fgUnescape (const char *s)
-{
- string r;
- while (*s) {
- if (*s != '\\') {
- r += *s++;
- continue;
- }
- if (!*++s)
- break;
- if (*s == '\\') {
- r += '\\';
- } else if (*s == 'n') {
- r += '\n';
- } else if (*s == 'r') {
- r += '\r';
- } else if (*s == 't') {
- r += '\t';
- } else if (*s == 'v') {
- r += '\v';
- } else if (*s == 'f') {
- r += '\f';
- } else if (*s == 'a') {
- r += '\a';
- } else if (*s == 'b') {
- r += '\b';
- } else if (*s == 'x') {
- if (!*++s)
- break;
- int v = 0;
- for (int i = 0; i < 2 && isxdigit(*s); i++, s++)
- v = v * 16 + (isdigit(*s) ? *s - '0' : 10 + tolower(*s) - 'a');
- r += v;
- continue;
-
- } else if (*s >= '0' && *s <= '7') {
- int v = *s++ - '0';
- for (int i = 0; i < 3 && *s >= '0' && *s <= '7'; i++, s++)
- v = v * 8 + *s - '0';
- r += v;
- continue;
-
- } else {
- r += *s;
- }
- s++;
- }
- return r;
-}
-
-
// Write out path to validation node and read it back in. A Nasal
// listener is supposed to replace the path with a validated version
// or an empty string otherwise.
const char *fgValidatePath (const char *str, bool write)
{
- static SGPropertyNode_ptr r, w;
- if (!r) {
- r = fgGetNode("/sim/paths/validate/read", true);
- r->setAttribute(SGPropertyNode::READ, true);
- r->setAttribute(SGPropertyNode::WRITE, true);
-
- w = fgGetNode("/sim/paths/validate/write", true);
- w->setAttribute(SGPropertyNode::READ, true);
- w->setAttribute(SGPropertyNode::WRITE, true);
- }
+ SGPropertyNode_ptr r, w;
+ r = fgGetNode("/sim/paths/validate/read", true);
+ r->setAttribute(SGPropertyNode::READ, true);
+ r->setAttribute(SGPropertyNode::WRITE, true);
+
+ w = fgGetNode("/sim/paths/validate/write", true);
+ w->setAttribute(SGPropertyNode::READ, true);
+ w->setAttribute(SGPropertyNode::WRITE, true);
+
SGPropertyNode *prop = write ? w : r;
prop->setStringValue(str);
const char *result = prop->getStringValue();
return result[0] ? result : 0;
}
+//------------------------------------------------------------------------------
+std::string fgValidatePath(const std::string& path, bool write)
+{
+ const char* validate_path = fgValidatePath(path.c_str(), write);
+ return std::string(validate_path ? validate_path : "");
+}
+
// end of util.cxx